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Signed-off-by: Ajit Kumar Pandey --- sound/soc/amd/acp/acp-mach-common.c | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) diff --git a/sound/soc/amd/acp/acp-mach-common.c b/sound/soc/amd/acp/acp-mach-common.c index b45442a56c40..d3034ee2ff59 100644 --- a/sound/soc/amd/acp/acp-mach-common.c +++ b/sound/soc/amd/acp/acp-mach-common.c @@ -291,6 +291,32 @@ static const struct snd_soc_ops acp_card_rt5682s_ops = { .shutdown = acp_card_shutdown, }; +static const unsigned int dmic_channels[] = { + DUAL_CHANNEL, FOUR_CHANNEL, +}; + +static const struct snd_pcm_hw_constraint_list dmic_constraints_channels = { + .count = ARRAY_SIZE(dmic_channels), + .list = dmic_channels, + .mask = 0, +}; + +static int acp_card_dmic_startup(struct snd_pcm_substream *substream) +{ + struct snd_pcm_runtime *runtime = substream->runtime; + + snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, + &dmic_constraints_channels); + snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, + &constraints_rates); + + return 0; +} + +static const struct snd_soc_ops acp_card_dmic_ops = { + .startup = acp_card_dmic_startup, +}; + /* Declare RT1019 codec components */ SND_SOC_DAILINK_DEF(rt1019, DAILINK_COMP_ARRAY(COMP_CODEC("i2c-10EC1019:00", "rt1019-aif"), @@ -633,6 +659,7 @@ int acp_legacy_dai_links_create(struct snd_soc_card *card) links[i].num_cpus = ARRAY_SIZE(pdm_dmic); links[i].platforms = platform_component; links[i].num_platforms = ARRAY_SIZE(platform_component); + links[i].ops = &acp_card_dmic_ops; links[i].dpcm_capture = 1; }